<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Gradient background-image</title>
    <style>
        .alert-container {
            -moz-border-radius: 3px;
            border-radius: 3px;
            background-image:linear-gradient(bottom, rgb(215,215,215) 4%, rgb(230,230,230) 55%, rgb(255,255,255) 100%);
        }
    </style>
    <link rel="stylesheet" href="gradient-background-image.css">
    <style>
        p {
            color: green;
        }
    </style>
</head>
<body>
<p>This paragraph should be green.</p>
</body>
</html>